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<?php |
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declare(strict_types=1); |
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namespace Cycle\ORM\Promise; |
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use Cycle\ORM\ORMInterface; |
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use Cycle\ORM\Promise\Declaration\Declaration; |
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use Cycle\ORM\Promise\Declaration\Extractor; |
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use Cycle\ORM\Promise\Declaration\Structure; |
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use PhpParser\Lexer; |
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use PhpParser\Node; |
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use PhpParser\Parser; |
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use PhpParser\PrettyPrinter\Standard; |
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use PhpParser\PrettyPrinterAbstract; |
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class ProxyPrinter |
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{ |
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private const PROPERTY = '__resolver'; |
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private const DEPENDENCIES = [ |
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'orm' => ORMInterface::class, |
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'role' => 'string', |
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'scope' => 'array' |
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]; |
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/** @var ConflictResolver */ |
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private $resolver; |
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/** @var Traverser */ |
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private $traverser; |
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/** @var Extractor */ |
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private $extractor; |
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/** @var Lexer */ |
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private $lexer; |
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/** @var Parser */ |
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private $parser; |
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/** @var PrettyPrinterAbstract */ |
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private $printer; |
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/** @var Stubs */ |
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private $stubs; |
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public function __construct(ConflictResolver $resolver, Traverser $traverser, Extractor $extractor, Stubs $stubs) |
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{ |
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$this->resolver = $resolver; |
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$this->traverser = $traverser; |
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$this->extractor = $extractor; |
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$lexer = new Lexer\Emulative([ |
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'usedAttributes' => [ |
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'comments', |
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'startLine', |
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'endLine', |
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'startTokenPos', |
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'endTokenPos', |
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], |
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]); |
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$this->lexer = $lexer; |
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$this->parser = new Parser\Php7($this->lexer); |
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$this->printer = new Standard(); |
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$this->stubs = $stubs; |
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} |
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/** |
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* |
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* @param Declaration $declaration |
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* |
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* @return string |
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*/ |
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public function make(Declaration $declaration): string |
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{ |
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$structure = $this->extractor->extract($declaration->parent->getFullName()); |
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$property = $this->propertyName($structure); |
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$visitors = [ |
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new Visitor\AddUseStmts($this->useStmts($declaration)), |
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new Visitor\UpdateNamespace($declaration->class->getNamespaceName()), |
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new Visitor\DeclareClass($declaration->class->getShortName(), $declaration->parent->getShortName()), |
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new Visitor\AddResolverProperty($property, $this->propertyType(), $declaration->parent->getShortName()), |
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new Visitor\UpdateConstructor($structure->hasConstructor, $property, $this->propertyType(), self::DEPENDENCIES), |
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new Visitor\UpdatePromiseMethods($property), |
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new Visitor\AddProxiedMethods($property, $structure->methods), |
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]; |
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$nodes = $this->getNodesFromStub(); |
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$output = $this->traverser->traverseClonedNodes($nodes, ...$visitors); |
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return $this->printer->printFormatPreserving( |
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$output, |
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$nodes, |
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$this->lexer->getTokens() |
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); |
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} |
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private function propertyName(Structure $declaration): string |
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{ |
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return $this->resolver->resolve($declaration->properties, self::PROPERTY); |
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} |
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private function useStmts(Declaration $schema): array |
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{ |
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if ($schema->class->getNamespaceName() !== $schema->parent->getNamespaceName()) { |
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return [$schema->parent->getFullName()]; |
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} |
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return []; |
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} |
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private function propertyType(): string |
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{ |
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return Utils::shortName(PromiseResolver::class); |
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} |
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/** |
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* @return Node\Stmt[]|null |
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*/ |
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private function getNodesFromStub(): ?array |
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{ |
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return $this->parser->parse($this->stubs->getContent()); |
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} |
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} |
cycle /
proxy-factory
If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue.